Home / 345,285,494.36-476,488,421.36-188,649,238.04

Finding the Fourth Proportional to 345,285,494.36, 476,488,421.36 and 188,649,238.04

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Solution

The fourth proportional to 345,285,494.36, 476,488,421.36 and 188,649,238.04 is: 260,332,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,285,494.36 : 476,488,421.36 = 188,649,238.04 : x
  2. Step 2: Convert to fraction form
    345,285,494.36/476,488,421.36 = 188,649,238.04/x
  3. Step 3: Cross multiply
    345,285,494.36x = 476,488,421.36 × 188,649,238.04
  4. Step 4: Simplify right side
    345,285,494.36x = 89,889,177,624,446,464
  5. Step 5: Solve for x
    x = 89,889,177,624,446,464/345,285,494.36
  6. Step 6: Final answer
    x = 260,332,910.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.